---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7021 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 621 13024 0 2394 15100 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:7c:2e:11 brd ff:ff:ff:ff:ff:ff inet 10.30.106.51/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fe7c:2e11/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7021) 10/28/25 _x86_64_ (4 CPU) 21:10:21 LINUX RESTART (4 CPU) 21:11:02 tps rtps wtps bread/s bwrtn/s 21:12:01 176.21 40.32 135.89 2480.80 19104.69 21:13:01 46.24 3.70 42.54 150.64 10625.83 21:14:01 5.45 0.00 5.45 0.00 4522.71 21:15:01 13.40 1.48 11.91 46.26 6591.97 21:16:01 35.93 2.80 33.13 275.42 10561.84 Average: 55.04 9.56 45.48 584.30 10251.90 21:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13153476 14957796 3271492 19.92 73620 1922092 1344708 7.70 1321388 1717624 87220 21:13:01 12451560 14349452 3973408 24.19 76384 2009232 1842488 10.54 1961692 1769488 1996 21:14:01 12449300 14347296 3975668 24.21 76464 2009280 1858540 10.64 1964028 1769528 228 21:15:01 13269900 15279592 3155068 19.21 78580 2115684 1015784 5.81 1064252 1844988 53508 21:16:01 13314532 15447224 3110436 18.94 82404 2232420 858524 4.91 947884 1911488 37012 Average: 12927754 14876272 3497214 21.29 77490 2057742 1384009 7.92 1451849 1802623 35993 21:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 21:12:01 ens3 286.34 224.40 2203.10 58.01 0.00 0.00 0.00 0.00 21:13:01 lo 1.63 1.63 0.09 0.09 0.00 0.00 0.00 0.00 21:13:01 ens3 717.58 389.49 1310.28 187.58 0.00 0.00 0.00 0.00 21:14:01 lo 4.13 4.13 0.20 0.20 0.00 0.00 0.00 0.00 21:14:01 ens3 83.87 44.33 20.35 15.94 0.00 0.00 0.00 0.00 21:15:01 lo 17.65 17.65 2.61 2.61 0.00 0.00 0.00 0.00 21:15:01 ens3 574.24 400.45 1689.71 122.59 0.00 0.00 0.00 0.00 21:16:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 21:16:01 ens3 519.98 359.01 1563.30 153.10 0.00 0.00 0.00 0.00 Average: lo 4.94 4.94 0.61 0.61 0.00 0.00 0.00 0.00 Average: ens3 436.90 283.73 1354.52 107.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7021) 10/28/25 _x86_64_ (4 CPU) 21:10:21 LINUX RESTART (4 CPU) 21:11:02 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 35.64 0.00 1.79 1.72 0.07 60.78 21:12:01 0 43.45 0.00 1.94 3.62 0.08 50.91 21:12:01 1 37.92 0.00 2.00 0.83 0.07 59.18 21:12:01 2 38.07 0.00 1.78 1.09 0.08 58.97 21:12:01 3 23.02 0.00 1.50 1.35 0.07 74.07 21:13:01 all 43.93 0.00 1.51 0.25 0.07 54.24 21:13:01 0 49.39 0.00 1.39 0.37 0.07 48.79 21:13:01 1 35.36 0.00 1.39 0.15 0.07 63.03 21:13:01 2 45.14 0.00 1.77 0.02 0.05 53.02 21:13:01 3 45.90 0.00 1.47 0.47 0.08 52.08 21:14:01 all 1.29 0.00 0.11 0.14 0.03 98.43 21:14:01 0 1.07 0.00 0.15 0.52 0.03 98.23 21:14:01 1 2.45 0.00 0.02 0.00 0.03 97.50 21:14:01 2 0.50 0.00 0.13 0.00 0.02 99.35 21:14:01 3 1.13 0.00 0.12 0.03 0.05 98.66 21:15:01 all 25.71 0.00 1.15 0.12 0.07 72.96 21:15:01 0 25.00 0.00 1.24 0.35 0.07 73.34 21:15:01 1 25.78 0.00 1.11 0.00 0.07 73.04 21:15:01 2 24.44 0.00 1.48 0.10 0.08 73.89 21:15:01 3 27.58 0.00 0.84 0.02 0.08 71.49 21:16:01 all 39.13 0.00 1.65 0.30 0.07 58.85 21:16:01 0 28.76 0.00 1.85 0.80 0.07 68.52 21:16:01 1 48.44 0.00 1.89 0.08 0.05 49.54 21:16:01 2 51.06 0.00 1.87 0.08 0.05 46.93 21:16:01 3 28.35 0.00 0.98 0.22 0.07 70.39 Average: all 29.09 0.00 1.24 0.50 0.06 69.11 Average: 0 29.47 0.00 1.31 1.12 0.06 68.03 Average: 1 29.87 0.00 1.28 0.21 0.06 68.58 Average: 2 31.81 0.00 1.41 0.25 0.06 66.47 Average: 3 25.20 0.00 0.98 0.41 0.07 73.33